C

Post-quantum TLS readiness

kyivstar.ua

Needs an upgrade: no TLS 1.3

Short answer

No. As of 2026-11-03, kyivstar.ua does not negotiate post-quantum key exchange; it uses secp256r1 over TLSv1.2 (Quantum Aether grade C), so recorded traffic is exposed to harvest-now-decrypt-later.

GradeC
Key exchangesecp256r1
Post-quantumno (classical)
TLSTLSv1.2
Hosting network"Kyivstar" PJSC
Tranco rank#9704

From our weekly tracker of the top 10,000 sites, scanned on 2026-11-03 · /adoption

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post-quantum TLS: C

Markdown
[![Post-quantum TLS grade by Quantum Aether](https://ather-quatum.cloud/badge/kyivstar.ua.svg)](https://ather-quatum.cloud/?domain=kyivstar.ua)

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